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Sharp CD-BK260V Service Manual
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Sharp CD-BK260V Service Manual

Video cd mini system
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See also: Operating Manual
Illustration: CD-BK260V/CD-BK2700V
Illustration: CD-BK280V
NTSC/PAL
SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
VOLTAGE SELECTION ..................................................................................................................................................... 2
AC POWER SUPPLY CORD AND AC PLUG ADAPTOR ................................................................................................. 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
OPERATION MANUAL ...................................................................................................................................................... 7
DISASSEMBLY .................................................................................................................................................................. 9
REMOVING AND REINSTALLING THE MAIN PARTS ................................................................................................... 12
ADJUSTMENT ................................................................................................................................................................. 13
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 18
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 18
BLOCK DIAGRAM ........................................................................................................................................................... 19
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD .............................................................................................. 22
VOLTAGE ........................................................................................................................................................................ 43
WAVEFORMS OF CD CIRCUIT ...................................................................................................................................... 44
TROUBLESHOOTING ..................................................................................................................................................... 45
FUNCTION TABLE OF IC ................................................................................................................................................ 49
FL DISPLAY ..................................................................................................................................................................... 60
REPLACEMENT PARTS LIST/EXPLODED VIEW
SERVICE MANUAL
MODEL
CONTENTS
SHARP CORPORATION
- 1 -
CD-BK260V/CD-BK2700V/CD-BK280V
VIDEO CD MINI SYSTEM
CD-BK260V
MODEL
CD-BK260V Video CD Mini System consisting of
CD-BK260V (main unit) and CP-BK260 (speaker system).
VIDEO CD MINI SYSTEM
CD-BK2700V
CD-BK2700V Video CD Mini System consisting of
CD-BK2700V (main unit) and CP-BK2700 (speaker system).
VIDEO CD MINI SYSTEM
CD-BK280V
MODEL
CD-BK280V Video CD Mini System consisting of
CD-BK280V (main unit), CP-BK280 (front speakers)
and GBOXS0070AWM1 (surround speakers).
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
No. S6139CDBK260V
Page

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Summary of Contents for Sharp CD-BK260V

  • Page 1: Table Of Contents

    CD-BK260V/CD-BK2700V/CD-BK280V SERVICE MANUAL No. S6139CDBK260V VIDEO CD MINI SYSTEM CD-BK260V MODEL CD-BK260V Video CD Mini System consisting of CD-BK260V (main unit) and CP-BK260 (speaker system). Illustration: CD-BK260V/CD-BK2700V VIDEO CD MINI SYSTEM CD-BK2700V MODEL CD-BK2700V Video CD Mini System consisting of CD-BK2700V (main unit) and CP-BK2700 (speaker system).

  • Page 2: Safety Precaution For Service Manual

    CD-BK260V/CD-BK2700V/CD-BK280V SAFETY PRECAUTION FOR SERVICE MANUAL WARNINGS THE AEL (ACCESSIBLE EMISSION LEVEL) OF THE LASER POWER OUTPUT IS LESS THAN CLASS 1 BUT THE LASER COMPONENT IS CAPABLE OF EMITTING RADIATION EXCEEDING THE LIMIT FOR CLASS 1. THEREFORE IT IS IMPORTANT THAT THE FOLLOWING PRECAUTIONS ARE OBSERVED DURING SERVICING TO PROTECT YOUR EYES AGAINST EXPOSURE TO THE LASER BEAM.

  • Page 3: Specifications

    CD-BK260V/CD-BK2700V/CD-BK280V FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. SPECIFICATIONS CD-BK260V/CD-BK2700V CD-BK280V General General Power source AC 110/127/220/230 - 240 V, 50/60 Hz Power source AC 110/127/220/230 - 240 V, 50/60 Hz...

  • Page 4: Names Of Parts

    CD-BK260V/CD-BK2700V/CD-BK280V NAMES OF PARTS Front panel CD-BK260V/CD-BK2700V/CD-BK280V 1. Video CD/CD/MP3 Disc Tray 2. Timer Set Indicator 3. On/Stand-by Button 4. Tape 2 Cassette Compartment 5. Tape 1 Cassette Compartment 6. Equalizer Mode Select Button 7. Volume Up and Down Buttons 8.

  • Page 5: Rear Panel

    CD-BK260V/CD-BK2700V/CD-BK280V Rear panel CD-BK260V/CD-BK2700V 1. Video Output Socket 2. FM 75 Ohms Aerial Terminal 3. FM Aerial Earth Terminal 4. AM Loop Aerial Socket 5. Span Selector Switch 6. Video/Auxiliary (Audio Signal) Input Sockets 7. Speaker Terminals 8. AC Power Lead 9.

  • Page 6: Remote Control

    CD-BK260V/CD-BK2700V/CD-BK280V Front speaker CP-BK280 1. Tweeter 2. Woofer 3. Bass Reflex Duct 4. Speaker Wire Surround speaker (CD-BK280V Only) GBOXS0070AWM1 1. Full-Range Speaker 2. Speaker Wire Remote control CD-BK260V/CD-BK2700V/CD-BK280V 1. Remote Control Transmitter 2. Video CD/CD/MP3 Disc Number Select Buttons 3.

  • Page 7: Operation Manual

    CD-BK260V/CD-BK2700V/CD-BK280V OPERATION MANUAL Setting the Clock Press the TUNING/TIME ( or ) button to adjust the hour and then press the MEMORY/SET button. Press the TUNING/TIME ( ) button once to advance the time by 1 hour. Hold it down to advance continuously.

  • Page 8: Troubleshooting Chart

    If something is wrong with this product, check the following before calling your autho- Symptom Possible cause rised SHARP dealer or service centre. Radio makes unusual noise con- Is the unit placed near the TV or comput- secutively. er ?

  • Page 9: Disassembly

    4. Hook ......(C3) x2 ø3x10mm (A1)x2 5. Socket ..... (C4) x4 ø3x12mm Rear Panel with 1. Screw ....(D1) x11 Video Out PWB/ (For CD-BK260V/CD-BK2700V) Surround PWB 1. Screw ....(D1) x14 Side Panel (CD-BK280V)/ (For CD-BK280V) (Left) Fan Motor 2.
  • Page 10 CD-BK260V/CD-BK2700V/CD-BK280V CD-BK280V (G1)x1 ONLY Lock Lever (G3)x1 Display (K2)x1 (K1)x2 ø3x10mm (G2)x12 ø3x10mm Mic PWB CD Player Unit Tape (Bottom View) Mechanism Front Panel Lug Wire Open (H1)x5 ø3x10mm Cassette Holder Figure 10-1 (J1)x1 ø3x10mm Lug Wire Headphones Clamp Lever...
  • Page 11 CD-BK260V/CD-BK2700V/CD-BK280V (P2)x3 Mechanism (N1)x1 Slide CD Video ø3x8mm Chassis (N3)x2 (P1)x1 (P1)x1 (N2)x2 Slide Chassis (N3)x2 Figure 11-1 Figure 11-2 CP-BK260/CP-BK2700/CP-BK280 STEP REMOVAL PROCEDURE FIGURE Front Panel 1. Net ......(A1) x1 11-3 Woofer 1. Screw ..... (B1) x4 11-4 Tweeter 1.

  • Page 12: Removing And Reinstalling The Main Parts

    CD-BK260V/CD-BK2700V/CD-BK280V REMOVING AND REINSTALLING THE MAIN PARTS TAPE 2 TAPE MECHANISM SECTION Clutch Ass'y Perform steps 1 to 6 and 8 of the disassembly method to Record/Playback remove the tape mechanism. Head How to remove the record/playback and erase heads (TAPE 2) (See Fig. 12-1) Erase Head 1.

  • Page 13: Adjustment

    CD-BK260V/CD-BK2700V/CD-BK280V CD MECHANISM SECTION Loading Motor Perform steps 1, 2, 3, 11,12, 13 and 14 of the disassembly Loading Slide method to remove the CD mechanism. Motor PWB Chassis How to remove the loading motor (See Fig. 13-1) (A1)x1 (A1)x2 1.

  • Page 14: Tuner Section

    CD-BK260V/CD-BK2700V/CD-BK280V • FM RF TUNER SECTION Signal generator: 1 kHz, 40 kHz dev., FM modulated fL: Low-range frequency fH: High-range frequency Test Stage Frequency Frequency Setting/ Instrument • AM IF/RF Display Adjusting Connection Point Signal generator: 400 Hz, 30%, AM modulated FM Band —...

  • Page 15: Test Mode

    CD-BK260V/CD-BK2700V/CD-BK280V TEST MODE • Setting the test mode Any one of test mode can be set by pressing several keys as follows. <X-BASS> + <CD> + <POWER> TEST:CD operation test Function: -CD test mode. -Enter test mode. T E S T IL isn't done <<...
  • Page 16 CD-BK260V/CD-BK2700V/CD-BK280V Standard Specification of Stereo System Error Message Display Contents Error Contents Display Notes Output while Device Protection Operation 'PROTECT' 00: While in Protect Circuit Operate 01: Over Current Detection 02: DC Detection TAPE Mechanism Error 'ER-TA**' 00: Tape Mechanism Error...
  • Page 17 CD-BK260V/CD-BK2700V/CD-BK280V TV monitor TV monitor Figure 17-3 Figure 17-1 Checking the black-and-white level Checking of vector sctor scope waveform Checking Disc Checking Setting Item Checking Disc Checking Setting Item Output level Track 3 VIDEO OUT 150 line. ±10 IRE Set the phase of color...

  • Page 18: Notes On Schematic Diagram

    CD-BK260V/CD-BK2700V/CD-BK280V NOTES ON SCHEMATIC DIAGRAM • Resistor: • The indicated voltage in each section is the one measured To differentiate the units of resistors, such symbol as K and by Digital Multimeter between such a section and the chas- M are used: the symbol K means 1000 ohm and the symbol sis with no signal given.

  • Page 19: Block Diagram

    CD-BK260V/CD-BK2700V/CD-BK280V 27MHz JK702 VIDEO OUT 89 79 74 71 37 33 23 90 78 73 66 60 59 ICM3 ES3889F VCD COMPANION 1 25 26 31 41 43 51 56 57 62 47 ~ 50 30 45 44 43 41...
  • Page 20 CD-BK260V/CD-BK2700V/CD-BK280V ANTENNA IC301 SO302 TA7358AP FM ANTENNA FM FRONT END TERMINAL FM IF 10.7 MHz T302 CF303 BF301 X351 450kHz CF351 456 kHz B.P.F T351 CF352 AM IF FM L312 AM LOOP T301 ANTENNA OSC BUFF CNP301 IC303 Q302 LA1832S AM TRACKING FM IF DET.
  • Page 21 JK701 HEADPHONES SP. DET. Q907 Q908 M901 Q906 MOTOR Q914 SO901 SPEAKER TERMINAL –20 dB Q902 Q903 Q601 Q905 CD-BK260V/CD-BK2700V: 6 ohms –B2 RL914 Q602 Q904 CD-BK280V: 8 ohms L-OUT R-OUT – +Vcc IC901 SURROUND PT801 STK4029S POWER SPEAKER TRANSFORMER TERMINAL POWER AMP.

  • Page 22: Schematic Diagram / Wiring Side Of P.w.board

    CD-BK260V/CD-BK2700V/CD-BK280V MAIN PWB-A1(1/3) R601 R-CH R602 A_GND IC601 L-CH CD_GND LC75341 AUDIO PROCESSOR CD_+B A_+B R604 C610 BI601 1/50 CNS601 VREF 22/5 + – INTERFACE ROUT LOUT Q602 R616 C608 (A_+B) SW_5V KTC3199 GR R606 2.2K 3.9K LBASS RBASS R610...
  • Page 23 CD-BK260V/CD-BK2700V/CD-BK280V P34 6 - C TO MIC PWB CNPK1 CNSK1 BIK1 FM SIGNAL PLAYBACK SIGNAL VIDEO IN SIGNAL IC601 LC75341 RECORD SIGNAL PROCESSOR R603 CD SIGNAL C603 VREF 22/50 + – TERFACE MIC SIGNAL C607 C609 R605 ROUT 1/50 FFC701...
  • Page 24 CD-BK260V/CD-BK2700V/CD-BK280V IC901 STK4029S L-CH R-CH POWER AMP. C939 820P R942 R988 C938 R981 C940 820P 100/50 R986 C936 R982 R934 R944 (1/4W) Fusible R950 R938 C935 C946 C945 0.1(1W) 4.7/50 10/50 10/50 R949 R940 R936 0.1(1W) R952 D913 Q904 KTC3199 GR R956...
  • Page 25 L921 SURROUND 0.29µF SP_LCH SPEAKER PWB-G2 SP_RCH CD-BK280V ONLY L920 0.29µF SP_LCH_GND SP_RCH_GND SO901 SPEAKER TERMINAL CD-BK260V/CD-BK2700V: 6 ohms CD-BK280V: 8 ohms SW801 C901 BI902 CNS902 CNP902 F901 VOLTAGE SELECTOR T4A L 250V (ML) C902 F902 T4A L 250V 230-240 V...
  • Page 26 CD-BK260V/CD-BK2700V/CD-BK280V AM ANT. T303 C340 0.001 AM TRACKING fL C331 C323 0.047 C330 0.022 C332 0.022 C338 0.001 D301 DS1SS133 R365 C342 D302 DS1SS133 T306 0.022 VD301 SVC348S C335 R358 OSC. 560P 3.9K 0.01 C334 R336 R323 AM BAND (CH)
  • Page 27 CD-BK260V/CD-BK2700V/CD-BK280V TP302 R365 R363 R358 3.9K R350 2.7K R362 X351 C367 456 kHz 1/50 20 19 18 15 14 13 R352 R353 ZD351 DZ5.1BSB C396 100/10 C395 C397 0.022 0.022 R392 R382 R381 L351 R391 100µH Q360 KTA1266 GR R383 5.6K...
  • Page 28 CD-BK260V/CD-BK2700V/CD-BK280V DISPLAY PWB-B1 FL701 FL DISPLAY 49 48 47 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 16 15 14 13 1 Q703 KTC3199 GR R746...
  • Page 29 CD-BK260V/CD-BK2700V/CD-BK280V P31 12 - E P33 12 - B TO CD VIDEO PWB TO CD VIDEO PWB CNP12 CNP1 CNS701 CNS702 BI701 BI702 FFC701 MIC IN KARAOKE LATCH SPAN 31 30 29 28 27 26 25 24 23 16 15 14 13 12 11 10 9 8 7 6...
  • Page 30 CD-BK260V/CD-BK2700V/CD-BK280V CD VIDEO PWB-C (1/2) PICKUP UNIT LC78636E SERVO/SIGN CONTROL CNP9 VREF TIN1 FIN1 0.047 FIN2 PD01 TIN2 1.5M 47/6.3 6P(CH) PD02 2.2/50 VVSS C81 0.022 FIN1 PCKIST 0.022 ODRV 0.022 RFSW FIN2 VVDD AGCON 1.2K TIN1 RF– SLCIST TIN2...
  • Page 31 CD-BK260V/CD-BK2700V/CD-BK280V C71 100P(CH) OPENNMP3O C72 0.01 DISC-NO C73 100P (CH) 100P(CH) LC78636E C76 100P (C H) CD SIGNAL SERVO/SIGNAL C77 100P (C H) C78 100P (C H) CONTROL 2.2µH VDD5V EFMO 80 79 78 77 76 75 .047 0.022 PD01...
  • Page 32 CD-BK260V/CD-BK2700V/CD-BK280V CD VIDEO PWB-C (2/2) KTC3203 Y 4.4V 3.3V KTA1271 Y 4.4V 2.6V RM35 KRC104 S RM36 RM34 DZ4.3A 1.3V CM36 100/10 32 31 30 29 28 ICM4 IX0408AW EPROM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...
  • Page 33 CD-BK260V/CD-BK2700V/CD-BK280V BA4558F CM52 RM65 OPE AMP. 10/16 CM51 33P(CH) CM50 RM63 33P(CH) — — CM53 RM66 10/16 RM64 RM62 L_CH A_GND R-CH A10V CM44 CM43 RM74 10/16 10/16 RM50 CNP1 DSA_ACK DSA_STB DSA_DATA DISPLAY PWB MPEG POWER P29 10-A HSS_DO...
  • Page 34 CD-BK260V/CD-BK2700V/CD-BK280V MIC PWB-G1 MIC SIGNAL CK48 220P RK47 CK41 CK53 RK46 8.2K 100/16 47/50 ICK1 DS1SS133 CK50 M65856SP CK46 100P MIC AMP. 2.2/50 RK45 6.8K RK11 DATA MICSW DS1SS133 CK35 0.01 CK51 RK10 MCLKCONT CLOCK RK49 1/50 CK34 CK49 VACL...
  • Page 35 CD-BK260V/CD-BK2700V/CD-BK280V AC POWER TRANSFORMER PWB-A3 SUPPLY CORD AC 110/127/220/230-240 V 50/60 Hz 230-240 V 220 V COLOR TABLE 110 V 127 V BROWN R D( R) LUG2 LUG1 ORANGE SW801 VOLTAGE SELECTOR YELLOW GREEN BLUE VIOLET GRAY WH (W) WHITE...
  • Page 36 R937 R936 R939 C940 R938 C937 C936 C941 R-CH C939 R934 C938 SO901 IC90 SPEAKER TERMINAL L920 R902 CD-BK260V/CDBK2700V: 6 ohms IC901 R901 CD-BK280V: 8 ohms R941 C953 L-CH R955 L921 R959 BI903 SURROUND SPEAKER RL914 TERMINAL R-CH CNR1 L-CH...
  • Page 37 CD-BK260V/CD-BK2700V/CD-BK280V P34 6-G TO MIC PWB CNPK1 CNSK1 P40 1-E TO CD VIDEO PWB CNP11 CNS601 1 2 3 4 5 6 MAIN PWB-A1 COLOR TABLE BROWN C620 C616 Q107 R D ( R ) R137 ORANGE C618 C134 R131...
  • Page 38 CD-BK260V/CD-BK2700V/CD-BK280V P40 2-C TO CD VIDEO PWB CNP1 CNS702 DISPLAY PWB-B1 9 10 11 12 13 14 15 16 BI702 Q702 CNS701 Q703 Q701 C701 R702 C702 R703 R704 RX701 R568 R566 R571 R708 C565 C564 COLOR TABLE R567 Q709...
  • Page 39 CD-BK260V/CD-BK2700V/CD-BK280V P37 9 -H TO MAIN PWB CNP701 FFC701 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 47 48 49 R745 FL701 R744 R743 9 11 13 15 17 19 21 23...
  • Page 40 CD-BK260V/CD-BK2700V/CD-BK280V VIDEO OUT PWB-B3 JK702 VIDEO BIV1 CNSV1 D718 CD VIDEO PWB-C (TOP VIEW) CM39 B C E RM75 RM65 CM55 RM60 RM35 RM72 RM67 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32...
  • Page 41 CD-BK260V/CD-BK2700V/CD-BK280V : Through-hole where the top and bottom patterns are connected. CD VIDEO PWB-C (BOTTOM VIEW) CM36 CM38 CM42 CM41 CM45 CM53 CM52 RM64 RM59 RM24 CM56 CM44 RM11 CM48 CM43 RM14 CM10 CM24 CM34 CM26 CM23 CM13 CM11 RM30...
  • Page 42 CD-BK260V/CD-BK2700V/CD-BK280V P38 4 - H TAPE MECHANISM TO DISPLAY PWB ASSEMBLY CNS702 FFC702 TAPE MECHANISM PWB-F 8 10 SOLENOID SOLENOID TAPE MOTOR COLOR TABLE BROWN TAPE 1 RD(R) PLAYBACK HEAD ORANGE YELLOW GREEN TAPE 2 RECORD/PLAYBACK/ERASE HEAD BLUE VIOLET GRAY...

  • Page 43: Voltage

    CD-BK260V/CD-BK2700V/CD-BK280V VOLTAGE ICM2 ICM3 IC101 IC601 IC701 NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE NO. VOLTAGE 3.3 V 3.3 V 4.86 V 4.96 V 2.5 V 4.8 V 1.3 V 4.97 V 3.2 V 3.3 V...

  • Page 44: Waveforms Of Cd Circuit

    CD-BK260V/CD-BK2700V/CD-BK280V WAVEFORMS OF CD CIRCUIT Stopped Stopped 1999/04/05 17:33:17 CH1=500 mV CH3=500 mV 500 ms/div CH1=500 mV CH3=1 V CH4=1 V 500 ms/div DC 10:1 DC 10:1 (500 ms/div) DC 10:1 DC 10:1 DC 10:1 (500 ms/div) NORM:20 kS/s NORM:20 kS/s...

  • Page 45: Troubleshooting

    CD-BK260V/CD-BK2700V/CD-BK280V TROUBLE SHOOTING When the CD does not function When the CD section does not operate when the objective lens of the optical pickup is dirty, this section may not operate. Clean the objective lens, and check the playback operation. When this section does not operate even after the above step is taken, check the following items.
  • Page 46 CD-BK260V/CD-BK2700V/CD-BK280V (1) Focus-HF system check. Stopped CH1=500 mV CH3=500 mV 500 ms/div Although a CD is inserted and the cover is closed, "NO DC 10:1 DC 10:1 (500 ms/div) NORM:20 kS/s DISC" is displayed. Press the OPEN/CLOSE switch (SW1) without inserting a disc, and try starting the playback operation.
  • Page 47 CD-BK260V/CD-BK2700V/CD-BK280V (2) Tracking system check. Check the TE waveform at pin 18 on IC1. The tracking servo is not activated. If the waveform shown in Figure 47-1 appears and soon after Check the peripheral circuits at pins 18 and 19 on IC1, pin 23 on NO DISC appears ? IC2, and CNS1A/B.
  • Page 48 CD-BK260V/CD-BK2700V/CD-BK280V (4) PLL system check. Stopped 1999/04/05 17:33:17 CH1=500 mV CH3=1 V CH4=1 V 500 ms/div (500 ms/div) DC 10:1 DC 10:1 DC 10:1 NORM:20 kS/s When a disc is loaded, start play operation. PDO1 The HF waveform is normal, but the TOC data cannot be PDO2 read.

  • Page 49: Function Table Of Ic

    CD-BK260V/CD-BK2700V/CD-BK280V FUNCTION TABLE OF IC IC1 VHiLA9235M/-1: Servo Amp. (LA9235M) ODRV FIN1 LA9235M RFSW FIN2 AGCON 28 RF- TIN3 TIN4 26 N/C 25 PH 24 BH REF1 ODRV 23 N/C PH/BH 22 RFEV VREF 21 FE- 20 FE LDOF 19 TE-...
  • Page 50 CD-BK260V/CD-BK2700V/CD-BK280V IC3 VHiM63001FP-1: Focus/Tracking/Spin/Sled Driver (M63001FP) Pin No. Terminal Function Name IN2– IN6+ IN2- CH2 inverted input. IN1A– IN6– IN1A- CH1 inverted input. IN1B- CH1 output offset control. IN1B– VCC4 OUT1- CH1 inverted output. OUT1– OUT6– OUT1+ CH1 non-inverted output.
  • Page 51 CD-BK260V/CD-BK2700V/CD-BK280V ICM2 VHiES3880F/-1: VCD Processor (ES3880F) Pin No. Port Name Terminal Name Input/Output Function Input VOLTAGE SUPPLY FOR 3.3 V. RAS# RAS# Output DRAM ROM ADDRESS STROBE. DWE# DWE# Output DRAM WRITE ENABLE. 4-12 MA0-8 MA0-8 Output DRAM MULTIPLEXED ROW AND COLUMN ADDRESS BUS.
  • Page 52 CD-BK260V/CD-BK2700V/CD-BK280V ICM3 VHiES3889F/-1: VCD Companion (ES3889F) (1/2) Pin No. Port Name Terminal Name Input/Output Function — GROUND. 2*-4* N.C. N.C. — NOT USED. Input VOLTAGE SUPPLY 5 V. DSC_C DSC_C Input CLOCK FOR PROGRAMMING TO ACCESS INTERNAL REGISTER. AUX00 N.C.
  • Page 53 CD-BK260V/CD-BK2700V/CD-BK280V ICM3 VHiES3889F/-1: VCD Companion (ES3889F) (2/2) Pin No. Port Name Terminal Name Input/Output Function 59,60 VVDD VVDD Input VIDEO VDD 5 V. YDAC YDAC Output Y LUMINANCE DATA BUS FOR SCREEN VIDEO OUTPUT. 62,63 VGND VGND — VIDEO ANALOG GROUND.
  • Page 54 CD-BK260V/CD-BK2700V/CD-BK280V ICM1 VHi1625635T-1: DRAM (1625635T) Pin No. Port Name Function POWER SUPPLY. 2-10 I/O0-I/O7 DATA INPUT/OUTPUT. 11*,12* N.C. NOT USED. READ/WRITE ENABLE. ROW ADDRESS STROBE. N.C. NOT USED. 16-19 A0-A3 ADDRESS INPUT. (ROW/REFRESH: A0 TO A3) (COLUMN: A0 TO A3) POWER SUPPLY.
  • Page 55 CD-BK260V/CD-BK2700V/CD-BK280V IC701 RH-iX0411AWZZ: System Microcomputer (IX0411AW) (1/2) Pin No. Port Name Terminal Name Input/Output Function Input (+) POWER SUPPLY. -20 dB ATT Output -20 dB ATTENUATOR. NO USE Output DSA_STB Input/Output DSA STROBE. T_BIAS Output TAPE RECORD BIAS. T_T1/T2 Output TAPE T1/T2 CHANGE.
  • Page 56 CD-BK260V/CD-BK2700V/CD-BK280V IC701 RH-iX0411AWZZ: System Microcomputer (IX0411AW) (2/2) Pin No. Port Name Terminal Name Input/Output Function P124 T 1 RUN Input TAPE 1 RUN PULSE INPUT. P123 T 2 RUN Input TAPE 2 RUN PULSE INPUT. P122 CD CLAMP SW Input CD CHANGER CLAMP SWITCH.
  • Page 57 CD-BK260V/CD-BK2700V/CD-BK280V IC601 VHiLC75341/-1: Audio Processor (LC75341) ROUT LOUT LBASS RBASS 0.1uF 0.1uF LTRE RTRE LSEL0 RSEL0 R1 R2 24 23 22 21 20 19 18 17 16 15 14 13 LC75341 10 11 12 Figure 57 BLOCK DIAGRAM OF IC...
  • Page 58 CD-BK260V/CD-BK2700V/CD-BK280V ICK1 VHiM65856SP-1: Mic Amp. (M65856SP) (1/2) Pin No. Port Name Input/Output Function MIC SW Input Microphone SW L: MIC OFF, H: MIC ON MCLKCONT — Clock Control. Controls built-in clock generation circuit with external R. VALC — ALC operating voltage setting terminal.
  • Page 59 CD-BK260V/CD-BK2700V/CD-BK280V ICK1 VHiM65856SP-1: Mic Amp. (M65856SP) (2/2) Pin No. Port Name Input/Output Function KEYCONIN Input Monaural input for external KEYCONTROL IC. Input/Output interface terminal for external KEYCONTROL IC. SOURCEOUT Output Monaural input for external KEYCONTROL IC. Input/Output interface terminal for external KEYCONTROL IC.

  • Page 60: Fl Display

    CD-BK260V/CD-BK2700V/CD-BK280V FL DISPLAY FL701 VVKBJ749GNK-1: FL Display B7 B6 B5 B4 B3 B4 B5 B6 B7 (Hiper) (Lower) – 60 –...

  • Page 61: Speaker System

    CD-BK260V/CD-BK2700V/CD-BK280V PARTS GUIDE VIDEO CD MINI SYSTEM CD-BK260V MODEL CD-BK260V Video CD Mini System consisting of CD-BK260V (main unit) and CP-BK260 (speaker system). VIDEO CD MINI SYSTEM CD-BK2700V MODEL CD-BK2700V Video CD Mini System consisting of CD-BK2700V (main unit) and CP-BK2700 (speaker system).
  • Page 62 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE DESCRIPTION PARTS CODE DESCRIPTION PARTS CODE RANK RANK LED701 VHPSLR342VCJ1 AC LED,Red,SLR342VCJ1 CD-BK260V/CD-BK2700V/CD-BK280V VHEZ02W4R3Z-1 Zener,4.3V,Z02W4.3Z ZD61 VHEZ02W3R9Z-1 AC Zener,3.9V,Z02W3.9Z INTEGRATED CIRCUITS ZD351 VHEDZ5R1BSB-1 AC Zener,5.1V,DZ5.1BSB ZD561 VHEDZ6R2BSB-1 AC Zener,6.2V,DZ6.2BSB ZD901 VHEDZ330BSD-1 AC Zener,33V,DZ33BSB VHILA9235M/-1 AQ Servo Amp.,LA9235M...
  • Page 63 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK AA 0.022 µF,25V VCCCCY1HH680J AA 68 pF (CH),50V C361 VCTYMN1EF223Z AB 0.022 µF,25V AB 3.3 µF,50V,Electrolytic VCKYCY1EF223Z C362 VCEAZA1HW335M J AD 100 µF,10V,Electrolytic AA 0.022 µF,25V VCEAPS107AF1A C363 VCTYMN1EF223Z AB 0.022 µF,25V...
  • Page 64 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK AD 100 µF,10V,Electrolytic C936,937 VCCSMN1HL150J AA 15 pF,50V CM45 VCEAPS107AF1A C938,939 VCKYMN1HB821K J AA 820 pF,50V CM46 VCCCCY1HH330J AA 33 pF (CH),50V AC 100 µF,50V,Electrolytic AB 0.1 µF,16V C940,941...
  • Page 65 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK R136,137 VRD-ST2CD224J AA 220 kohms,1/6W R617 VRD-MN2BD222J AA 2.2 kohms,1/8W R138 VRD-MN2BD103J AA 10 kohm,1/8W R618,619 VRD-ST2CD331J AA 330 ohms,1/6W R139 VRD-ST2CD103J AA 10 kohm,1/6W R620,621 VRD-MN2BD223J AA 22 kohms,1/8W...
  • Page 66 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK RD02 VRD-MN2BD821J AA 820 ohms,1/8W RM64 VRS-CY1JB223J AA 22 kohms,1/16W RD03 VRD-ST2CD102J AA 1 kohm,1/6W RM65,66 VRS-CY1JB102J AA 1 kohm,1/16W RD04 VRD-MN2BD152J AA 1.5 kohms,1/8W RM67,68 VRS-CY1JB104J AA 100 kohm,1/16W...
  • Page 67 XBSSD26P06000 AA Screw,ø2.6×6mm GCOVA1400AWSA J Cover,CD Tray XHBSD20P05000 AA Screw,ø2×5mm GITAR0738AWSA Rear Panel XBBSD20P03000 AA Screw,ø2×3mm [CD-BK260V Except for LX-WZ1070AFZZ AA Washer,ø1.5×3.8×0.25mm Philippines] 92LMTR2790CASY J BB Motor with Chassis [Spindle] GITAR0739AWSA Rear Panel 92LMTR1854BASY J AP Motor with Gear [Sled]...
  • Page 68 AL Video Cord QPLGA0003AWZZ J AF Adaptor,AC Plug QPLGA0004AWZZ J AF Adaptor,AC Plug SPAKA0300AWZZ AM Packing Add. SPAKC1147AWZZ J Packing Case [For CD-BK260V] SPAKC1240AWZZ J Packing Case [For CD-BK2700V] SPAKC1262AWZZ J Packing Case [For CD-BK280V] SPAKP0013AWZZ AC Polyethylene Bag,Unit SPAKZ0771AWZZ...
  • Page 69 CD-BK260V/CD-BK2700V/CD-BK280V PRICE PRICE PARTS CODE DESCRIPTION PARTS CODE DESCRIPTION RANK RANK CP-BK260/CP-BK2700/CP-BK280 SPEAKER BOX PARTS GBOXS6002AWSB J BB Speaker Box Ass’y [For CP-BK260/CP-BK280] GBOXS6003AWSB J BB Speaker Box Ass’y [For CP-BK2700] 901- 1 QCNWN1833AWZZ J AH Speaker Ass’y (With Capacitor C1,2) CWAKP1045AWSE J Net Frame Ass’y...
  • Page 70 CD-BK260V/CD-BK2700V/CD-BK280V CD-BK260V/CD-BK2700V/CD-BK280V 306-2 306-1 306-3 703x2 305x2 PWB-F Figure 9 CD MECHANISM EXPLODED VIEW – 9 –...
  • Page 71 CD-BK260V/CD-BK2700V/CD-BK280V BELT CONNECTION CD-BK260V/CD-BK2700V/CD-BK280V FF/REW FF/REW ROLLER ROLLER Tape 202-1 ASS'Y ASS'Y Motor 603x2 FLYWHEEL FLYWHEEL ASS'Y ASS'Y MAIN BELT TAPE1 610x14 TAPE2 610x2 PWB-A1 610x2 PWB-G2 PWB-B3 610x2 CD-BK280V ONLY 202-2 606x12 M901 PWB-B1 605x2 602x3 258-1~258-11 IC902 IC904...
  • Page 72 CD-BK260V/CD-BK2700V/CD-BK280V CD-BK260V/CD-BK2700V/CD-BK280V 607x2 607x2 MECHANISM PWB-E 243x4 PWB-C 232x4 Figure 11 CABINET EXPLODED VIEW (2/2) – 11 –...
  • Page 73 CD-BK260V/CD-BK2700V/CD-BK280V CP-BA260/CP-BK2700/CP-BK270 SP3,4 TWEETER C1,2 Capacitor 2.2µF,100V (N.P.) SP1,2 C1,2 WOOFER SP3,4 Capacitor TWEETER 2.2µF,100V Electrolytic (N.P.) SP1,2 WOOFER SP3,4 909x2 908x4 905x2 904x4 SP1,2 906x2 906x2 Figure 12 SPEAKER EXPLODED VIEW (1/2) – 12 –...
  • Page 74 CD-BK260V/CD-BK2700V/CD-BK280V GBOXS0070AWM1 (CD-BK280V ONLY) SP1,2 904 x 6 SP1,2 SP1,2 Figure 13 SPEAKER EXPLODED VIEW (2/2) – 13 –...
  • Page 75 CD-BK260V/CD-BK2700V/CD-BK280V –– MEMO –– – 14 –...
  • Page 76 CD-BK260V/CD-BK2700V/CD-BK280V © COPYRIGHT 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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Cd-bk2700vCd-bk280v

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